The thesis focuses on model draft of an universal tree-axial pointing device. At the beginning constructions parameters and control parameters of the universal tree-axial pointing devices used at present are described. The goal of the thesis is to draft and create PC model of an universal tree-axial pointing device. The designed model will be submitted force and strength analysis and will be reviewed the suitability of this device for various areas of application.Key words: pointing device, step motor, CNC device.